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<?php |
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namespace kalanis\Restful\Application; |
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use Nette; |
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use Nette\Http\IRequest; |
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use Nette\Http\Request; |
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use Nette\Http\UrlScript; |
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use Nette\Routing\RouteList; |
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use Nette\Routing\Router; |
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use Traversable; |
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/** |
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* MethodOptions |
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* @package kalanis\Restful\Application |
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*/ |
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class MethodOptions |
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{ |
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/** @var array<int, string> */ |
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private array $methods = [ |
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IResourceRouter::GET => IRequest::Get, |
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IResourceRouter::POST => IRequest::Post, |
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IResourceRouter::PUT => IRequest::Put, |
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IResourceRouter::DELETE => IRequest::Delete, |
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IResourceRouter::HEAD => IRequest::Head, |
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IResourceRouter::PATCH => 'PATCH', |
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IResourceRouter::OPTIONS => 'OPTIONS', |
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]; |
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public function __construct( |
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private readonly Router|RouteList $router, |
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) |
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{ |
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} |
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/** |
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* Get list of available options to given request |
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* @return string[] |
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*/ |
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public function getOptions(UrlScript $url): array |
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{ |
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$router = is_a($this->router, RouteList::class) |
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? $this->router |
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: (new RouteList())->add($this->router); |
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; |
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return $this->checkAvailableMethods($router, $url); |
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} |
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/** |
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* Recursively checks available methods |
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* @return string[] |
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*/ |
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private function checkAvailableMethods(Nette\Routing\RouteList $router, UrlScript $url): array |
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{ |
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$methods = []; |
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foreach ($router->getRouters() as $route) { |
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if ($route instanceof IResourceRouter && !$route instanceof Traversable) { |
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$methodFlag = $this->getMethodFlag($route); |
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if (empty($methodFlag)) { |
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continue; |
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} |
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$request = $this->createAcceptableRequest($url, $methodFlag); |
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$acceptableMethods = array_keys($route->getActionDictionary()); |
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$methodNames = []; |
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foreach ($acceptableMethods as $flag) { |
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$methodNames[] = $this->methods[$flag]; |
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} |
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if (in_array($route->getMethod($request), $acceptableMethods) && $route->match($request)) { |
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return $methodNames; |
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} |
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} |
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if (is_a($route, Nette\Routing\RouteList::class)) { |
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$newMethods = $this->checkAvailableMethods($route, $url); |
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$methods = array_merge($methods, $newMethods); |
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} |
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} |
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return $methods; |
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} |
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/** |
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* Get route method flag |
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*/ |
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protected function getMethodFlag(IResourceRouter $route): ?int |
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{ |
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foreach ($this->methods as $flag => $requestMethod) { |
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if ($route->isMethod($flag)) { |
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return $flag; |
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} |
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} |
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return null; |
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} |
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/** |
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* Create route acceptable HTTP request |
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*/ |
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protected function createAcceptableRequest(UrlScript $url, int $methodFlag): Request |
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{ |
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return new Request( |
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$url, |
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[], [], [], [], |
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$this->methods[$methodFlag] |
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); |
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} |
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} |
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alex-kalanis /
restful
